<template>
  <div>
    <div class="mui-numbox" data-numbox-min='1'>
        <button class="mui-btn mui-btn-numbox-minus" type="button">-</button>
        <input id="test" class="mui-input-numbox" readonly ref="numbox" type="number" :value="initcount" @change="countChanged"/>
        <button class="mui-btn mui-btn-numbox-plus" type="button">+</button>
    </div>
  </div>
</template>

<script>
import mui from '../../lib/mui/js/mui.min.js'

export default {
  mounted() {
      //初始化数字选择框组件
      mui('.mui-numbox').numbox()
  },
  props:["initcount","goodsid"],
  methods: {
    countChanged(){//每当文本框中的数据被改变，就把最新的商品数量同步到购物车的store中
      this.$store.commit('updateGoodsCount',{id:this.goodsid,count:this.$refs.numbox.value})
    }
  },
}
</script>

<style lang="scss" scoped>
.mui-numbox{
  height: 25px;
}
.mui-numbox [class*=btn-numbox]{
  background-color: #ddd;
}
</style>
